CN209568792U - A kind of lock body arrangement of clutch - Google Patents

Abstract

The utility model discloses a kind of lock body arrangement of clutch, including square bar, inner button, clutch block, outer knob and pull-fork assembly；Square bar includes outer square bar and the interior square bar with the riveting of outer square bar, and outer square bar can be rotated mutually with interior square bar；There is the lug boss for limiting its position in lock body on interior square bar；The circlip for limiting outer square bar position in lock body is arranged on outer square bar；Inner button is fixed to be set in the end connecting on interior square bar with outer square bar, and clutch block fixation is set in the end being fixedly connected on foreign side's bar with interior square bar, and outer knob is rotatably set in cylindrical portion；Inner button and outer knob are identical two knobs of structure；Pull-fork assembly cooperation is set on inner button and outer knob, and inner button or outer knob rotation drive pull-fork assembly to rotate synchronously, and whether pull-fork assembly rotation control lock body is in unlocking condition.By the above-mentioned means, the utility model can simplify the installation of square bar, while square bar hole can be slipped to avoid square bar and the case where door is fail to open occur.

Description

A kind of lock body arrangement of clutch

Technical field

The utility model relates to electronic lock technical fields, more particularly to a kind of lock body arrangement of clutch.

Background technique

Currently, matched square bar is separate structure in lock body.Square bar during the installation process, needs first according to enabling direction tune It is cage knob after the position of inner button and outer knob in whole lock body, inner button and outer knob combination；Then square bar is inserted into cage knob, it should There is the square bar hole being inserted into for square bar, square bar is withstood by the spring in square bar hole on cage knob.It is different but in actual installation Door have different thickness, so square bar would also vary from by the size of spring pressure on top surface, thus it cannot be guaranteed that square bar quilt Effectively it is limited in square bar hole；At closing time, due to inertia, the square bar in electronic lock, which can exist, is detached from square bar hole Situation, thus the phenomenon that being easy to cause door to fail to open.

Utility model content

The utility model can simplify the peace of square bar mainly solving the technical problems that provide a kind of lock body arrangement of clutch Dress, while square bar hole can be slipped to avoid square bar and the case where door is fail to open occur.

In order to solve the above technical problems, the technical solution that the utility model uses is: providing a kind of lock body clutch dress It sets, comprising: square bar, inner button, clutch block, outer knob and pull-fork assembly；The square bar include outer square bar and with the outer square bar The interior square bar of riveting, the outer square bar can be rotated mutually with the interior square bar；Have on the interior square bar and is being locked for limiting it The lug boss of internal position；There is cylindrical portion on the outer square bar, the diameter of the cylindrical portion is less than the width of the outer square bar, The circlip for limiting outer square bar position in lock body is arranged in the cylindrical portion；The circlip and the lug boss are made jointly With position of the limitation square bar on lock body；The circlip is in Pear-Shaped, and the circlip includes around the big of the cylindrical portion Ring portion and small ring portion for being against on lock body, the internal diameter of the big ring portion are less than the width of the outer square bar；The inner button Fixed to be set in the end connecting on the interior square bar with the outer square bar, interior square bar rotation drives inner button to rotate synchronously；Institute It states clutch block fixation and is set in the end being fixedly connected on the outer square bar with the interior square bar, interior square bar rotation clutch block is synchronous Rotation；The outer knob is rotatably set in the cylindrical portion；The inner button and the outer knob are that structure is identical Two knobs, two knobs are symmetrical arranged about the clutch block；The pull-fork assembly cooperation is set in the inner button and institute It states on outer knob, inner button or outer knob rotation drive pull-fork assembly to rotate synchronously, and whether pull-fork assembly rotation control lock body is located In unlocking condition.

Preferably, there is the clutch hole perpendicular to the square bar on the clutch block；The pull-fork assembly include with it is described The plectrum block that inner button and the outer knob match can be inserted into the on-of pin in the clutch hole, be used for the on-of pin The fixed block being limited on the shift fork block, and initial bit is kept in the case where not by external force for controlling the on-of pin Return spring；When on-of pin overcomes the elastic force of return spring to be inserted in clutch hole, lock body is in unlocking condition, otherwise lock body is then In blocking.

Preferably, the plectrum block is equipped with the through-hole communicated with the clutch hole；The outer peripheral edge projection of the on-of pin There is gear circle, the return spring is set on the on-of pin；Ring-shaped groove, the on-of pin are formed among the fixed block It is plugged in the through-hole and is fastened on the ring-shaped groove position of the fixed block, the fixed block limits the on-of pin In the through-hole.

Preferably, the circlip is integrally formed.

The beneficial effects of the utility model are: the utility model can simplify the installation of square bar, while can be to avoid side Bar slips square bar hole and the case where door is fail to open occurs；It during the installation process, only need to be from without adjusting cage knob according to enabling direction Square bar is inserted into indoor side, then circlip is fastened on outer square bar to limit square bar and slip lock body；Its structure is simple, operation peace Dress is convenient, easy.

Detailed description of the invention

Fig. 1 is a kind of schematic perspective view of one preferred embodiment of lock body arrangement of clutch of the utility model；

Fig. 2 is a kind of decomposition texture schematic diagram of lock body arrangement of clutch of the utility model；

Fig. 3 is schematic cross-sectional view when a kind of lock body arrangement of clutch of the utility model is in unlocking condition；

Fig. 4 is schematic cross-sectional view when a kind of lock body arrangement of clutch of the utility model is in blocking.

The components in the drawings are labeled as follows: 1, square bar；11, outer square bar；111, cylindrical portion；12, interior square bar；121, raised Portion；2, knob；21, outer knob；22, inner button；3, clutch block；31, clutch hole；4, pull-fork assembly；41, plectrum block；42, clutch Pin；43, fixed block；44, return spring；5, circlip.

Specific embodiment

The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model It can be easier to be readily appreciated by one skilled in the art with feature, to make the protection scope of the utility model apparent clear Define.

The utility model embodiment includes: referring to FIG. 1 to FIG. 4,

A kind of lock body arrangement of clutch, comprising: square bar 1, inner button 22, clutch block 3, outer knob 21 and pull-fork assembly 4.It is described Square bar 1 includes outer square bar 11 and the interior square bar 12 riveted with the outer square bar 11, the outer square bar 11 and interior 12 energy of square bar Enough mutually rotations；That is the rotation of outer square bar 11 does not influence interior square bar 12, and the rotation of interior square bar 12 nor affects on outer simultaneously Square bar 11, but be connected to again between both.On the interior square bar 12 have for limit its in lock body position it is convex Portion 121 is played, to prevent the interior play in lock body of square bar 12.There is cylindrical portion 111, the cylindrical portion 111 on the outer square bar 11 Diameter be less than the outer square bar 11 width；It is arranged in the cylindrical portion 111 for limiting the outer position in lock body of square bar 11 The circlip 5 set.The circlip 5 and the lug boss 121 can collective effect limit position of the square bar 1 on lock body, can To prevent the play in lock body of square bar 1, square bar 1 is avoided to be detached from.The circlip 5 is in Pear-Shaped, and the circlip 5 includes around described The big ring portion of cylindrical portion 111 and small ring portion for being against on lock body；The internal diameter of the big ring portion is less than the outer square bar 11 Width, in order to be set in cylindrical portion 111；The circlip 5 is integrally formed, and the processing is simple, and overall structural strength is high, elastic It is good, there is preferable using effect.Fixed be set on the interior square bar 12 of the inner button 22 connect with the outer square bar 11 End, the rotation of interior square bar 12 is able to drive the synchronous rotation of inner button 22.The fixation of clutch block 3 is set in the outer square bar 11 The upper end being fixedly connected with the interior square bar 12, interior square bar 12 rotate clutch block 3 and rotate synchronously.The outer knob 21 can be rotated Be set in the cylindrical portion 111, the rotation of outer square bar 11 cannot directly drive outer knob 21 to rotate, that is to say, that outer square bar 11 Rotation will not directly result in the synchronous rotation of outer knob 21.The inner button 22 is structure identical two with the outer knob 21 A knob 2, two knobs 2 are symmetrical arranged about the clutch block 3.The cooperation of pull-fork assembly 4 is set in the inner button 22 On the outer knob 21, inner button 22 or the rotation of outer knob 21 are able to drive pull-fork assembly 4 and rotate synchronously, and 4 turns of pull-fork assembly Kinetic energy enough controls whether lock body is in unlocking condition；The structure designs during installation, without adjusting inner button according to enabling direction 22 and outer knob 21 position, install it is easy to operate, easy.There is the clutch hole perpendicular to the square bar 1 on the clutch block 3 31, in order to be connect with pull-fork assembly 4.

The pull-fork assembly 4 includes the plectrum block 41 matched with the inner button 22 and the outer knob 21, be can be inserted into On-of pin 42 in the clutch hole 31, the fixed block 43 for being limited in the on-of pin 42 on the shift fork block, and The return spring 44 of initial bit is kept for controlling the on-of pin 42 in the case where not by external force.It is set on the plectrum block 41 There is the through-hole communicated with the clutch hole 31；The outer peripheral edge of the on-of pin 42 is convexly equipped with gear circle, 44 sets of the return spring It is located on the on-of pin 42；Ring-shaped groove is formed among the fixed block 43, the on-of pin 42 is plugged in the through-hole And it is fastened on the ring-shaped groove position of the fixed block 43, the fixed block 43 limits the on-of pin 42 in the through-hole It is interior.In use, control on-of pin 42 overcomes the elastic force of return spring 44 to be inserted in clutch hole 31, lock body can be made to be in unlocking shape State, conversely, lock body is then in blocking.

In installation process, the position where outer square bar 11 correspond to door outer handle, and the position at interior 12 place of square bar is then to answering the door Internal handle.When lock body is in unlocking condition (on-of pin 42 is inserted in clutch hole 31), rotate door outer handle (outer square bar 11), outside Square bar 11 drives clutch block 3 to rotate synchronously, and clutch block 3 then drives plectrum block 41 to rotate, and the rotation of plectrum block 41 then controls unlocking machine Structure is unlocked, and realizes door opening function；When lock body is in blocking (on-of pin 42 is not inserted in clutch hole 31), door is rotated Outer handle (outer square bar 11), outer square bar 11 drive clutch block 3 to rotate synchronously, but clutch block 3 is unable to drive the rotation of plectrum block 41, Hand idle running, cannot achieve door opening function.No matter lock body is in unlocking condition or blocking, rotates door Internal handle (interior square bar 12), interior square bar 12 drives knob 2 to rotate synchronously, and knob 2 drives plectrum block 41 to rotate, and the rotation of plectrum block 41 then controls unlocking machine Structure is unlocked, and realizes door opening function；

When installation operation, lock body is first mounted in door, and clutch block 3, pull-fork assembly 4 and two knobs 2 are fixed It is mounted on that the lock is intracorporal, the middle part of clutch block 3 and two knobs 2 forms square bar hole；At this point, by square bar 1 by being inserted into door Then circlip 5 is fastened on cylindrical portion 111 to limit 1 play of square bar to pass through clutch block 3 and two knobs 2 by square bar hole.

The utility model can simplify the installation of square bar 1, while door can occur to avoid the slippage of square bar 1 square bar hole can not The case where unlatching；During the installation process, without adjusting cage knob according to enabling direction, square bar 1 need to be only inserted into from indoor side, then Circlip 5 is fastened on outer square bar to limit square bar 1 and slip lock body；Its structure is simple, and it is easy for installation, easy to operate.

The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in Other related technical areas are also included in the patent protection scope of the utility model.

Claims (4)

1. a kind of lock body arrangement of clutch characterized by comprising square bar, inner button, clutch block, outer knob and pull-fork assembly；Institute Stating square bar includes outer square bar and the interior square bar with the outer square bar riveting, and the outer square bar can be rotated mutually with the interior square bar； There is the lug boss for limiting its position in lock body on the interior square bar；There is cylindrical portion, the circle on the outer square bar The diameter in column portion is less than the width of the outer square bar, is arranged in the cylindrical portion for limiting outer square bar position in lock body Circlip；The circlip and the lug boss collective effect limit position of the square bar on lock body；The circlip is in Pear-Shaped, The circlip includes the small ring portion around the big ring portion of the cylindrical portion and for being against on lock body, and the internal diameter of the big ring portion is small In the width of the outer square bar；The inner button fixation is set in the end connecting on the interior square bar with the outer square bar, interior Square bar rotation drives inner button to rotate synchronously；The clutch block is fixed to be set on the outer square bar and the fixed company of the interior square bar The end connect, interior square bar rotation clutch block rotate synchronously；The outer knob is rotatably set in the cylindrical portion；In described Knob and the outer knob are identical two knobs of structure, and two knobs are symmetrical arranged about the clutch block；The shift fork Component cooperation is set on the inner button and the outer knob, and inner button or outer knob rotation drive pull-fork assembly is synchronous to turn Dynamic, whether pull-fork assembly rotation control lock body is in unlocking condition.

2. a kind of lock body arrangement of clutch according to claim 1, it is characterised in that: have on the clutch block perpendicular to institute State the clutch hole of square bar；The pull-fork assembly includes the plectrum block matched with the inner button and the outer knob, be can be inserted into On-of pin in the clutch hole, the fixed block for being limited in the on-of pin on the shift fork block, and for controlling The on-of pin keeps the return spring of initial bit in the case where not by external force；On-of pin overcomes the elastic force of return spring to be inserted in When in clutch hole, lock body is in unlocking condition, otherwise lock body is then in blocking.

3. a kind of lock body arrangement of clutch according to claim 2, it is characterised in that: the plectrum block be equipped with it is described from Close the through-hole that hole communicates；The outer peripheral edge of the on-of pin is convexly equipped with gear circle, and the return spring is set on the on-of pin； Ring-shaped groove is formed among the fixed block, the on-of pin is plugged in the through-hole and is fastened on the annular of the fixed block Grooved position, the fixed block limit the on-of pin in the through-hole.

4. a kind of lock body arrangement of clutch according to claim 1, it is characterised in that: the circlip is integrally formed.